Fangrui Product Details 1. Benetech Gm531 Handheld Thermometer Cooking Digital Infrared Thermometer, Measure Range: -50~530 C 2. Degree C Degree F Selection: The Unit Conversion Operation Allows Data To Transfer Between Degree C And Degree F Units. 3. Multi Function: The Infrared Temperature Gun With At Function , Which Can Measure Current Ambient Temperature. 4. High Accuracy: The Laser Temperature Gauge Has A High Precision Sensor, Under Self Calibration Mode, Can Calibrate The Unit Between -5.0 Degree C And +5.0 Degree C, Adjusting The Emissivity From 0.1-1.0 According To The Surface Material Being Measured To Improve Measurement Accuracy. 5. Fast Response: The Infrared Temp Gun Thermometer With A Distance To Spot Ratio Of 12:1 And A Response Time Of Less Than 500ms, Spectral Response 5~14 Um , 0.5s Shows The Most Accurate Temperature Readings Even At Great Distances,rapidly And Accurately Measured Of Object Surface Temperature. 6. Easy To Use: With Backlight, Makes It More Easier To Know The Data Even At The Night . Data Hold, Low Battery Indication, Auto Power-off, Small In Size ,easy To Store And Carry. 7. Widely Used (not For People): Temperature Measurement Range -50~530 Degree C (-58~986 Degree F). Temperature Gun Can Be Used For Iron Industry Temperature Test, Food Surface Temperature Test, Oil Surface Temperature Test, Water Surface Temperature Test, Electrical Engineering Etc.